{% macro comment(c) %}
<div class="panel-body">
    <ul class="list-group">
        <li class="list-group-item">
            <div class="panel-heading ">
                <span class="text-primary">我说：</span>
                <span class='pull-right'>评论日期：2013-02-12</span>
            </div>
            <div class="panel-body bg-warning">这个文章很好啊</div>
        </li>
    </ul>
</div>
{% endmacro %}